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Thomas Armstrong — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Thomas Armstrong across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 4-person household.
Age 56
b. ~1884
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Armstrong |
| Given Name | Thomas A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Signal Hill Judicial Township |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Salesman |
| Industry | Automobile sales |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 298 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Salesman |
| Township / Ward | Signal Hill Judicial Township |
| Est. Birth Year | ~1884 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Armstrong | Head | — | 56 | ~1884 |
| Jessie Armstrong | Spouse | — | 50 | ~1890 |
| Evalina Armstrong | Daughter | — | 18 | ~1922 |
| Catherine Mcdonald | Other | — | 74 | ~1866 |
Census Appearances
1920
Los Angeles, …
Head, age 35
Los Angeles, California · implied b. ~1885
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Armstrong |
| Given Name | Thos. A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Salesman |
| Industry | Automobile |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Los Angeles, …
Head, age 46
Los Angeles, California · implied b. ~1884 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | Thomas H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 38 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Salesman |
| Industry | Automobile |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Los-Angeles-County, California
Head, age 56
Los-Angeles-County, California · implied b. ~1884 — 4 household members
| Surname | Armstrong |
| Given Name | Thomas A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Signal Hill Judicial Township |
| 1935 Residence (County) | Los Angeles |
| Occupation | Salesman |
| Industry | Automobile sales |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 298 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Thomas Armstrong across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Armstrong
Head · 1940 · age 56 · b. ~1884 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00258-00136)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Oline D. Sharpe | 32 | Maid | Saleslady | Indiana |
| 42 | Ralph S. Cooper | 38 | Head | Welder | Maine |
| 43 | Kathryn B. Cooper | 38 | Wife | — | California |
| 44 | Ralph S. Jr. Cooper | 13 | Son | — | California |
| 45 | Julia Mccullough | 67 | Mother | — | California |
| 46 | Archer N. Lowry | 59 | Head | Mining Engineer | Australia |
| 47 | Laura C. Lowry | 59 | Wife | — | California |
| 48 | Betty L. Lowry | 21 | Daughter | — | Nevada |
| 49 | Ronald E. Ross | 35 | Head | Salesman | Chile |
| 50 | Mildred A. Ross | 37 | Wife | — | Texas |
| 51 | Jerry Ross | 49 | Lodger | Salesman | South Dakota |
| 52 | Cornelia Ross | 25 | Wife | Bookkeeper | Idaho |
| 53 | Charles F. Edwards | 28 | Head | Salesman | California |
| 54 | Ina P. Edwards | 28 | Wife | Writer | Iowa |
| 55 | Francis J. Hensel | 34 | Head | Architect | Michigan |
| 56 | Theresa M. Hensel | 34 | Wife | Teacher | Canada |
| 57 | Thomas A. Armstrong THIS PERSON | 56 | Head | Salesman | Wisconsin |
| 58 | Jessie N. Armstrong | 50 | Wife | Teacher | Canada |
| 59 | Evalina Armstrong | 18 | Daughter | — | California |
| 60 | Catherine Mcdonald | 74 | Mother-in-law | — | Canada |
| 61 | Robert T., Ii Jones | 29 | Head | Salesman | Ohio |
| 62 | Louise Jones | 28 | Wife | — | Texas |
| 63 | Herbert F. Ness | 52 | Head | Broker | New York |
| 64 | Ethel May Ness | 52 | Wife | — | Nebraska |
| 65 | Kathryn H. Word | 67 | Lodger | — | Ohio |
| 66 | James Lindsay | 47 | Head | Proprietor | Louisiana |
| 67 | Jeanette Lindsay | 47 | Wife | Salesclerk | Michigan |
| 68 | Murl J. Palmer | 32 | Head | Operator | Iowa |
| 69 | Elizabeth S. Palmer | 28 | Wife | — | Minnesota |
| 70 | June Lee Palmer | 7 | Daughter | — | California |
| 71 | Jo Ann Palmer | 6 | Daughter | — | California |
| 72 | Joyce Palmer | 3 | Daughter | — | California |
| 73 | Milton B. Corcoran | 40 | Head | Salesman | California |
| 74 | Henrietta M. Corcoran | 39 | Wife | — | Iowa |
| 75 | Earle E. A. Corcoran | 16 | Son | — | California |
| 76 | Jack S. Corcoran | 10 | Son | — | California |
| 77 | Beverly E. Corcoran | 8 | Daughter | — | California |
| 78 | Raymond L. Corcoran | 8 | Son | — | California |
| 79 | Geraldine Gomez | 32 | Maid | Maid | California |
| 80 | Thomas D. Knowles | 51 | Head | Driller | Kansas |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)